Haoran Liu@h376026488Follow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceh376026488 has not updated employment details yet.Educationh376026488 has not updated education details yet.LinksGithubhttps://github.com/Hallam-Liu Skillsh376026488 has not updated skills details yet.